g++ -fPIC -std=c++11 -o rsTest main.cpp realsense.cpp `pkg-config opencv --cflags --libs` -I./ -I/opt/ros/kinetic/include/opencv-3.3.1-dev/ -L/opt/ros/kinetic/lib/x86_64-linux-gnu/ -lopencv_features2d -lopencv_imgproc -lopencv_core -lopencv_highgui -lrealsense2 -lpthread -lrt 
# -lopencv_calib3d  -lopencv_features2d  -lopencv_highgui -lopencv_legacy.so -lopencv_objdetect  -lopencv_shape  -lopencv_videoio.so    libopencv_viz.so
#libopencv_contrib.so  libopencv_flann.so       libopencv_imgcodecs.so  libopencv_ml.so       libopencv_ocl.so        libopencv_stitching.so  libopencv_video.so
#libopencv_core.so     libopencv_gpu.so         libopencv_imgproc.so    libopencv_nonfree.so  libopencv_photo.so      libopencv_superres.so   libopencv_videostab.so
